The Waveguide Assembly, cataloged under National Stock Number 5985-01-022-8203, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is 3dbm Co Inc Waveguide Group. Government technical data includes 30 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-022-8203 |
| Primary Part Number | 8775008-501 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | 3dbm Co Inc Waveguide Group |
| Status | ACTIVE |
| FSC Application Data | RADAR ANTENNA SUPPORT SETS AND RADOMES EXCEPT SPECIALLY DESIGNED |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.872 INCHES NOMINAL FIRST FLANGE IN |
| Flange Inside Height | 1.000 INCHES NOMINAL SECOND FLANGE IN |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.15 |
| Bend Angle in Deg | 90.0 SINGLE BEND E-PLANE |
| Style Designator | BEND TYPE |
| Waveguide Offset Distance | 4.190 INCHES NOMINAL IN |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 1.872 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Operating Pressure | 1.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Flange Connecting Hole Diameter | 0.128 INCHES NOMINAL FIRST FLANGE ALL CONNECTION FACILITIES IN |
| Flange Connecting Hole Diameter | 0.219 INCHES NOMINAL SECOND FLANGE ALL CONNECTION FACILITIES IN |
| Flange Inside Width | 1.872 INCHES NOMINAL FIRST FLANGE IN |
| Flange Inside Width | 2.000 INCHES NOMINAL SECOND FLANGE IN |
| Waveguide Outside Height | 1.000 INCHES NOMINAL IN |
| Waveguide Outside Width | 2.000 INCHES NOMINAL IN |
| Flange Depth | 0.380 INCHES NOMINAL SECOND FLANGE IN |
| Flange Depth | 0.940 INCHES NOMINAL FIRST FLANGE IN |
| Surface Treatment | ENAMEL ALL TUBING SEGMENT AND FLANGE ALL SURFACES |
| Waveguide Inside Height | 0.872 INCHES NOMINAL IN |
| Material | ALUMINUM SINGLE TUBING SEGMENT |
| Material | ALUMINUM ALLOY 6061 SECOND FLANGE |
| Material | ALUMINUM FIRST FLANGE |
| Flange Connecting Facility and Quantity | 8 UNTHREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES |
| Flange Connecting Facility and Quantity | 2 UNTHREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES |
| Flange Outside Diameter | 3.620 INCHES NOMINAL FIRST FLANGE IN |
| Flange Outside Diameter | 3.620 INCHES NOMINAL SECOND FLANGE IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8775008-501 | 3dbm Co Inc Waveguide Group (USA) |
| Reference | Meaning |
|---|---|
| 8775008-501 | 5/9 Secondary reference Grant Tool and Mfg Co Inc |
| 8775008-501 | 3/9 Design control — primary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
| 8775008-501 | 5/9 Secondary reference Astro Microwave Inc |
NSN 5985-01-022-8203 is a Waveguide Assembly, manufactured by 3dbm Co Inc Waveguide Group, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-022-8203 has 1 manufacturer part number on file: 8775008-501 (3dbm Co Inc Waveguide Group).
Key specifications for 8775008-501: FSC Application Data: RADAR ANTENNA SUPPORT SETS AND RADOMES EXCEPT SPECIALLY DESIGNED; Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 0.872 INCHES NOMINAL FIRST FLANGE IN; Flange Inside Height: 1.000 INCHES NOMINAL SECOND FLANGE IN. 30 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5985-01-022-8203 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.